my first ideas
Apollo
Archie
Augie
Bridger
Cal
Case
Elio
Finn
Koa
Miles
Monty
Otto
Reef
Sandy
Zuma
more based on the names you have, adding nicknames in case you like any
Archer “Archie”
Atticus “Atti/Kit”
August “Gus/Augie”
Henrik “Hank”
Jasper “Jazz”
Julian “Jules”
Sebastian “Baz”
Tobias “Toby”
I also think you may enjoy inspo from this sparkleninja thread